| Answer | Crossword Clue |
|---|---|
| BIOTAS | Ecologists' concerns |
| RAINFORESTS | Concerns for ecologists |
| BIOMES | Ecologists' study |
| PLANTATREE | Ecologist's plea |
| ATMOSPHERE | Ecologist's concern |
| SMOG | Ecologist's concern |
| BALANCEOFNATURE | Ecologist's concern |
| FLORA | Ecologist's concern |
| CONSERVATIONLAW | Ecologists' concern |
| MERCURY | Ecologists' concern |
| REUSE | Ecologist's exhortation |
| CLIMATE | Ecologist's concern |
| OZONE | Ecologist's concern |
| HABITAT | Home for ecologists |
| REUSE | Ecologist's word of advice |
| FLORA | A concern of ecologists |
| SOOT | A concern of ecologists |
| OZONE | Layer of concern to ecologists |
| MADAGASCAR | "The eighth continent," to ecologists |
